diff --git a/PySeismoSoil/__init__.py b/PySeismoSoil/__init__.py
index 37a89c1..a769835 100644
--- a/PySeismoSoil/__init__.py
+++ b/PySeismoSoil/__init__.py
@@ -1,3 +1,3 @@
 # Author: Jian Shi
 
-__version__ = '0.2.0'
+__version__ = '0.2.1'
diff --git a/README.md b/README.md
index 6dec914..880de5b 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ The authors of this library are the current and past members of the [Geoquake Re
 Install most recent stable version:
 
 ```bash
-pip install git+https://github.com/jsh9/PySeismoSoil@v0.2.0
+pip install git+https://github.com/jsh9/PySeismoSoil@v0.2.1
 ```
 
 Or, install with latest changes (may contain features ahead of the stable version):
diff --git a/doc/source/index.rst b/doc/source/index.rst
index 3142d80..0c3239f 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -44,7 +44,7 @@ Install most recent stable version:
 
 .. code-block:: bash
 
-    pip install git+https://github.com/jsh9/PySeismoSoil@v0.2.0
+    pip install git+https://github.com/jsh9/PySeismoSoil@v0.2.1
 
 Or, install with latest changes (may contain features ahead of the stable version):
 
diff --git a/setup.py b/setup.py
index 1c0cc8e..9a05178 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name='PySeismoSoil',
-    version='0.2.0',
+    version='0.2.1',
     description='PySeismoSoil',
     author='Jian Shi',
     license='GPL v3.0',